2255669 has 8 divisors (see below), whose sum is σ = 2446080. Its totient is φ = 2067696.

The previous prime is 2255663. The next prime is 2255677. The reversal of 2255669 is 9665522.

2255669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2255669 - 2¹² = 2251573 is a prime.

It is a super-2 number, since 2×2255669² = 10176085275122, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652 + ... + 2690.

It is an arithmetic number, because the mean of its divisors is an integer number (305760).

2^2255669 is an apocalyptic number.

It is an amenable number.

2255669 is a deficient number, since it is larger than the sum of its proper divisors (190411).

2255669 is a wasteful number, since it uses less digits than its factorization.

2255669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219.

The product of its digits is 32400, while the sum is 35.

The square root of 2255669 is about 1501.8884778838. Note that the first 3 decimals coincide. The cubic root of 2255669 is about 131.1470291381.

The spelling of 2255669 in words is "two million, two hundred fifty-five thousand, six hundred sixty-nine".